Prefix Information

The prefix 645 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-645-0000 through 712-645-9999).

Browse Numbers in This Prefix

712-645-0000-0999 712-645-1000-1999 712-645-2000-2999 712-645-3000-3999 712-645-4000-4999 712-645-5000-5999 712-645-6000-6999 712-645-7000-7999 712-645-8000-8999 712-645-9000-9999

Sample Numbers

(712) 645-0000 (712) 645-1234 (712) 645-2000 (712) 645-3333 (712) 645-4444 (712) 645-5555 (712) 645-6000 (712) 645-7777 (712) 645-8888 (712) 645-9999